Patents by Inventor Aki Hirota

Aki Hirota has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Hand-held display device
    Patent number: D493491
    Type: Grant
    Filed: February 12, 2003
    Date of Patent: July 27, 2004
    Assignee: Axxion Group Corporation
    Inventors: Jon Smedley, William Clem, Po Hu, Aki Hirota